Fix Raspberry-PI build.

- Add RASPI define to reduce the number vertex uniforms (total uniforms must not exceed 136).
- Exclude GCC fastmath compiler option in order to pass a check in the latest AngelScript library version.
- Remove unsupported GCC attribute to suppress the warnings when building Assimp library.
Added Development Base. This sets Debug Information for Debug Builds to /C7 and none on Release Builds. Modifies the install settings and ignore flag as well.
Modified Sound to provide its own unique category for UI sounds
Set Texture and Material Quality / AF parameters during startup from Engine Parameters.